Hollis Blanchard wrote:
> diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
> --- a/include/linux/kvm_host.h
> +++ b/include/linux/kvm_host.h
> @@ -67,7 +67,9 @@ void kvm_io_bus_register_dev(struct kvm_
>
> struct kvm_vcpu {
> struct kvm *kvm;
> +#ifdef CONFIG_PREEMPT_NOTIFIERS
> struct preempt_notifier preempt_notifier;
> +#endif
> int vcpu_id;
> struct mutex mutex;
> int cpu;
Hm, this causes my build to fail on x86_64:
make -C /lib/modules/2.6.23.8-63.fc8/build M=`pwd` "$@"
make[2]: Entering directory `/usr/src/kernels/2.6.23.8-63.fc8-x86_64'
LD /tmp/kvm-userspace/kernel/built-in.o
CC [M] /tmp/kvm-userspace/kernel/svm.o
CC [M] /tmp/kvm-userspace/kernel/vmx.o
CC [M] /tmp/kvm-userspace/kernel/vmx-debug.o
CC [M] /tmp/kvm-userspace/kernel/kvm_main.o
/tmp/kvm-userspace/kernel/kvm_main.c: In function ‘vcpu_load’:
/tmp/kvm-userspace/kernel/kvm_main.c:82: error: ‘struct kvm_vcpu’ has no member
named ‘preempt_notifier’
/tmp/kvm-userspace/kernel/kvm_main.c: In function ‘vcpu_put’:
/tmp/kvm-userspace/kernel/kvm_main.c:91: error: ‘struct kvm_vcpu’ has no member
named ‘preempt_notifier’
/tmp/kvm-userspace/kernel/kvm_main.c: In function ‘kvm_vm_ioctl_create_vcpu’:
/tmp/kvm-userspace/kernel/kvm_main.c:749: error: ‘struct kvm_vcpu’ has no member
named ‘preempt_notifier’
/tmp/kvm-userspace/kernel/kvm_main.c: In function ‘preempt_notifier_to_vcpu’:
/tmp/kvm-userspace/kernel/kvm_main.c:1284: error: ‘struct kvm_vcpu’ has no
member named ‘preempt_notifier’
/tmp/kvm-userspace/kernel/kvm_main.c:1284: warning: type defaults to ‘int’ in
declaration of ‘__mptr’
/tmp/kvm-userspace/kernel/kvm_main.c:1284: warning: initialization from
incompatible pointer type
/tmp/kvm-userspace/kernel/kvm_main.c:1284: error: ‘struct kvm_vcpu’ has no
member named ‘preempt_notifier’
make[3]: *** [/tmp/kvm-userspace/kernel/kvm_main.o] Error 1
make[2]: *** [_module_/tmp/kvm-userspace/kernel] Error 2
make[2]: Leaving directory `/usr/src/kernels/2.6.23.8-63.fc8-x86_64'
make[1]: *** [all] Error 2
make[1]: Leaving directory `/tmp/kvm-userspace/kernel'
make: *** [kernel] Error 2
Reverting this patch makes the build succeed again.
Chris Lalancette
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